﻿using System;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
using System.Threading;
using System.Web.Mvc;
using VMFactory.Presentation.Models;
using WebMatrix.WebData;

namespace VMFactory.Presentation.Filters
{
    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
    public sealed class InitializeSimpleMembershipAttribute : ActionFilterAttribute
    {
        private static SimpleMembershipInitializer _initializer;
        private static object _initializerLock = new object();
        private static bool _isInitialized;

        public override void OnActionExecuting(ActionExecutingContext filterContext) { LazyInitializer.EnsureInitialized(ref _initializer, ref _isInitialized, ref _initializerLock); } 
        private class SimpleMembershipInitializer { public SimpleMembershipInitializer() { Database.SetInitializer<UsersContext>(null);  try { using (var context = new UsersContext()) if (!context.Database.Exists()) ((IObjectContextAdapter)context).ObjectContext.CreateDatabase();  WebSecurity.InitializeDatabaseConnection("DefaultConnection", "UserProfile", "UserId", "UserName", autoCreateTables: true); } catch (Exception ex) { throw new InvalidOperationException("The ASP.NET Simple Membership database could not be initialized. For more information, please see http://go.microsoft.com/fwlink/?LinkId=256588", ex); } } }
    }
}
